OT-2026-000004589
Publication integrity record
Porous face vacuum gripper, three zone face, six outlet manifold, two stage ejector, pressure verified
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000004589) never changes.
Identity and time
| Publication number | OT-2026-000004589 · never reused |
|---|---|
| Internal UUID | 01a0a91c-fb5a-7df9-810f-507d7783d325 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:27:23.997244Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004589 |
| Status | PUBLIC |
Content hashes
| Canonical text | 73477f704951c751437676ab72ef0e19ed59e508a4b3b035f1bdd6a252aed3ca |
|---|---|
| Markdown | 3052b51dcf2c39c0bcd398dc4209a8090fa1c3e3a4c146a4bef956f1e6b3f73a |
| Publication page | dc26526b95dc1d2c4e659f3a9fcf12191238c0ddef5b168a3cf4f8fe56d95e61 |
| Manifest | 3bb2f62a2a78345ebed98095720c80d3cdc2a51da0261170b4ad0e43dd80eb68 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | dedgJkMq2V8v4RNDMWh//KzhYmdRd37yVa8Xkc5U1l/wTgEb233buoDKSruKFONo4WjkR6ht+iBJIGcrj4gnDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:30:11.723687Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004589observed dc26526b95dc1d2c4e659f3a9fcf1219...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:11.710874Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004589/manifest.jsonobserved 3bb2f62a2a78345ebed98095720c80d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:11.697932Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004589/publication.mdobserved 3052b51dcf2c39c0bcd398dc4209a809...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:11.683418Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004589/publication.txtobserved 73477f704951c751437676ab72ef0e19...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|